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1. Present....in colored paper and put under the Christmad tree a. are wrapped b. are wrap c. are warped d. are wrapping 2. Tom likes....He spends lots of hours watching the birds a. bird-watching b. bird-watch c. watch-bird d. watching-bird 3. Greg......me that he liked rock music a. said b. told c. asked d. explained 4. Sally is quite keen........the idea a. in b. on c. of d. for 5. ........is a religious song that people sing at Christmas a. Carol b. Poem c. Christmas...
Đọc tiếp

1. Present....in colored paper and put under the Christmad tree

a. are wrapped

b. are wrap

c. are warped

d. are wrapping

2. Tom likes....He spends lots of hours watching the birds

a. bird-watching

b. bird-watch

c. watch-bird

d. watching-bird

3. Greg......me that he liked rock music

a. said

b. told

c. asked

d. explained

4. Sally is quite keen........the idea

a. in

b. on

c. of

d. for

5. ........is a religious song that people sing at Christmas

a. Carol

b. Poem

c. Christmas card

d. Patron saint

6. Galileo said that be earth.......round

a. is

b. were

c. has been

d. was being

7. They recently returned.......Paris from London

a. to

b. for

c. towards

d. \(\varnothing\)

8. Could you talk......?

a. more quiet

b. quieter

c. quietlier

d. more quietly

8. I thanked my classmate..helping me with my homework

a. for

b. about

c. of

d. \(\varnothing\)

10. She.....me she didn't know what to do

a. said

b. told

c. asked

d. suggested

11. Anita is fond....playing the piano

a. in

b. on

c. of

d. for

12. The fire is made......matches of lighters. It is made in the traditional way

a. with

b. without

c. of

d. by

13. Tom suggested........to the top of the building for a better view of the fireworks diplay

a. Climbs

b. for climbing

c. climbing

d. to climb

14. It's cold outside! Don't go out........you coat

a. up

b. without

c. on

d. in

15. .............is hot liquid rock that comes out of a volacano

a. Limestone

b. Marble

c. Lava

d. Ice

16. It's too hot inside........?-Sure. I'll do it right now

a. Would you like to shut the window?

b. Will you open the window?

c. Shall I open the window?

d. Can I shut the window?

17. This church........in the 16th century

a. built

b. was built

c. builds

d. would be built

18. My father has just finished.......the newspaper

a. read

b. reads

c. to read

d. reading

19. When she ...........her children, we were studying

a. calls

b. called

c. is calling

d. was calling

20. Mary asked me if I ...........with her to the theater

a. can go

b. goes

c. could go

d. will go

21. I suggest.........a bus to school instead of a taxi

a. take

b. to take

c. should take

d. taking

1
4 tháng 4 2019

AABBADADAACDCBCBBCBCD

19 tháng 7 2019

choose the best answer :

1. the presents.................. in colored papers are put under the pine.

a, were wrapped

b, are wrapping

c, wrapped

d, wrapping

1 A letter ( write).........................................................by jane at the moment. 2 The wall (paint )........................................................by mason since last week 3 The dog is very hungry as it (not/feed)......................................by her yet. 4 The vegetable (wash)......................................................................before being eaten my mother for three hours.. 5 Our classroom...
Đọc tiếp

1 A letter ( write).........................................................by jane at the moment.

2 The wall (paint )........................................................by mason since last week

3 The dog is very hungry as it (not/feed)......................................by her yet.

4 The vegetable (wash)......................................................................before being eaten my mother for three hours..

5 Our classroom (clean)....................................................................by cleaner when we arrived.

6 My diary (read)..................................................................................without my permission.

7 Yesterday, he (plant).............................................................................some trees when I arrived.

8) Presente..............................................in colored paper ans put under the Christmas tree.

a) are wrapped b) are wrap c) are wraped d) are warpping

9) Galileo said the Earth.........................................round.

a) is b) were c) has been d) was being

3
1 tháng 5 2017

1 A letter ( write)......................is being written..................................by jane at the moment.

2 The wall (paint )...............has been painted.........................................by mason since last week

3 The dog is very hungry as it (not/feed)...........hasn't been fed...........................by her yet.

4 The vegetable (wash).............................was washed.........................................before being eaten my mother for three hours..

5 Our classroom (clean)........................was being cleaned............................................by cleaner when we arrived.

6 My diary (read)....................................was read..............................................without my permission.

7 Yesterday, he (plant)...............................was planting..............................................some trees when I arrived.

8) Presente..............................................in colored paper ans put under the Christmas tree.

a) are wrapped b) are wrap c) are wraped d) are warpping

9) Galileo said the Earth.........................................round.

a) is b) were c) has been d) was being

1 tháng 5 2017

1 A letter ( write)....is being written.............by jane at the moment.

2 The wall (paint )...has been painted.....by mason since last week

3 The dog is very hungry as it (not/feed)...hasn't been..fed..by her yet.

4 The vegetable (wash)....has been washed.....before being eaten my mother for three hours..

5 Our classroom (clean)..had been cleaned.....by cleaner when we arrived.

6 My diary (read)....was read......without my permission.

7 Yesterday, he (plant)....had planted........some trees when I arrived.

8) Presente.......in colored paper ans put under the Christmas tree.

a) are wrapped b) are wrap c) are wraped d) are warpping

1. Present....in colored paper and put under the Christmad tree a. are wrapped b. are wrap c. are warped d. are wrapping 2. Tom likes....He spends lots of hours watching the birds a. bird-watching b. bird-watch c. watch-bird d. watching-bird 3. Greg......me that he liked rock music a. said b. told c. asked d. explained 4. Sally is quite keen........the idea a. in b. on c. of d. for 5. ........is a religious song that people sing at Christmas a. Carol b. Poem c. Christmas...
Đọc tiếp

1. Present....in colored paper and put under the Christmad tree

a. are wrapped

b. are wrap

c. are warped

d. are wrapping

2. Tom likes....He spends lots of hours watching the birds

a. bird-watching

b. bird-watch

c. watch-bird

d. watching-bird

3. Greg......me that he liked rock music

a. said

b. told

c. asked

d. explained

4. Sally is quite keen........the idea

a. in

b. on

c. of

d. for

5. ........is a religious song that people sing at Christmas

a. Carol

b. Poem

c. Christmas card

d. Patron saint

6. Galileo said that be earth.......round

a. is

b. were

c. has been

d. was being

7. They recently returned.......Paris from London

a. to

b. for

c. towards

d. ∅∅

8. Could you talk......?

a. more quiet

b. quieter

c. quietlier

d. more quietly

8. I thanked my classmate..helping me with my homework

a. for

b. about

c. of

d. ∅∅

10. She.....me she didn't know what to do

a. said

b. told

c. asked

d. suggested

11. Anita is fond....playing the piano

a. in

b. on

c. of

d. for

12. The fire is made......matches of lighters. It is made in the traditional way

a. with

b. without

c. of

d. by

13. Tom suggested........to the top of the building for a better view of the fireworks diplay

a. Climbs

b. for climbing

c. climbing

d. to climb

14. It's cold outside! Don't go out........you coat

a. up

b. without

c. on

d. in

15. .............is hot liquid rock that comes out of a volacano

a. Limestone

b. Marble

c. Lava

d. Ice

16. It's too hot inside........?-Sure. I'll do it right now

a. Would you like to shut the window?

b. Will you open the window?

c. Shall I open the window?

d. Can I shut the window?

17. This church........in the 16th century

a. built

b. was built

c. builds

d. would be built

18. My father has just finished.......the newspaper

a. read

b. reads

c. to read

d. reading

19. When she ...........her children, we were studying

a. calls

b. called

c. is calling

d. was calling

20. Mary asked me if I ...........with her to the theater

a. can go

b. goes

c. could go

d. will go

21. I suggest.........a bus to school instead of a taxi

a. take

b. to take

c. should take

d. taking

1
5 tháng 4 2019

1. Present....in colored paper and put under the Christmad tree

a. are wrapped

b. are wrap

c. are warped

d. are wrapping

2. Tom likes....He spends lots of hours watching the birds

a. bird-watching

b. bird-watch

c. watch-bird

d. watching-bird

3. Greg......me that he liked rock music

a. said

b. told

c. asked

d. explained

4. Sally is quite keen........the idea

a. in

b. on

c. of

d. for

5. ........is a religious song that people sing at Christmas

a. Carol

b. Poem

c. Christmas card

d. Patron saint

6. Galileo said that be earth.......round

a. is

b. were

c. has been

d. was being

7. They recently returned.......Paris from London

a. to

b. for

c. towards

d. ∅∅

8. Could you talk......?

a. more quiet

b. quieter

c. quietlier

d. more quietly

8. I thanked my classmate..helping me with my homework

a. for

b. about

c. of

d. ∅∅

10. She.....me she didn't know what to do

a. said

b. told

c. asked

d. suggested

11. Anita is fond....playing the piano

a. in

b. on

c. of

d. for

12. The fire is made......matches of lighters. It is made in the traditional way

a. with

b. without

c. of

d. by

13. Tom suggested........to the top of the building for a better view of the fireworks diplay

a. Climbs

b. for climbing

c. climbing

d. to climb

14. It's cold outside! Don't go out........you coat

a. up

b. without

c. on

d. in

15. .............is hot liquid rock that comes out of a volacano

a. Limestone

b. Marble

c. Lava

d. Ice

16. It's too hot inside........?-Sure. I'll do it right now

a. Would you like to shut the window?

b. Will you open the window?

c. Shall I open the window?

d. Can I shut the window?

17. This church........in the 16th century

a. built

b. was built

c. builds

d. would be built

18. My father has just finished.......the newspaper

a. read

b. reads

c. to read

d. reading

19. When she ...........her children, we were studying

a. calls

b. called

c. is calling

d. was calling

20. Mary asked me if I ...........with her to the theater

a. can go

b. goes

c. could go

d. will go

21. I suggest.........a bus to school instead of a taxi

a. take

b. to take

c. should take

d. taking

III. Choose the best answer. 1. You should __________ information about a custom or tradition. A. finds B. found C. finding D. find 2. A custom is something that has become an __________ way of doing things. A. to be accept B. to accept C. accepting D. accepted 3. In the UK, there are lots of customs for table manners. For example, we __________ use a knife and fork at dinner. A. have to B. are having C. has to D. having to 4. In Viet Nam, you __________ use only the first name to...
Đọc tiếp

III. Choose the best answer.

1. You should __________ information about a custom or tradition.

A. finds B. found C. finding D. find

2. A custom is something that has become an __________ way of doing things.

A. to be accept B. to accept C. accepting D. accepted

3. In the UK, there are lots of customs for table manners. For example, we __________ use a knife and fork at dinner.

A. have to B. are having C. has to D. having to

4. In Viet Nam, you __________ use only the first name to address people older than you.

A. should B. must C. shouldn’t D. have to

5. At the Mid-Autumn Festival, kids can sing, dance, and enjoy moon-cakes. , every child likes it very much.

A. However B. Moreover C. Because D. Therefore

6. In 2010, Ha Noi __________ its 1000th anniversary.

A. celebrated B. commemorated C. worshipped D. remembered

7. Tet is an occasion for family __________ in Viet Nam.

A. visitings B. meeting C. reunions D. seeings

8. __________ spring comes, many Vietnamese villages prepare for a new festival season.

A. While B. When C. Nevertheless D. However

9. This is the first time she __________ rice paddies.

A. will see B. sees C. has seen D. saw

10. Would you mind __________ I borrowed your dictionary?

A. if B. when C. that D. Ø

11. Would you mind __________ the window?

A. to close B. closing C. about closing D. closed

12. Welcome __________ Springfield!

A. at B. to C. in D. for

13. Accommodation in London __________ very expensive.

A. is B. are C. has D. have

14. The road __________ down to the sea is very rough.

A. goes B. going C. to go D. gone

15. Do you mind __________ here for just a minute?

A. to wait B. waiting C. about waiting D. waited

16. It was late, so we decided __________ a taxi home.

A. take B. to take C. taking D. took

17. The council should be able to help families who have no accommodation.

A. a place to live B. a place to watch sport matches

C. a place to buy meal and eat it D. a place to work

18. Presents __________ in colored paper and put under the Christmas tree.

A. are wrapped B. are wrap C. are wraped D. are wrapping

19. Tom likes __________. He spends lots of hours watching the birds.

A. bird-watching B. bird-watch C. watch-bird D. watching-bird

20. Sally is quite keen __________ the idea.

A. in B. on C. of D. for

21. Could you talk __________?

A. more quiet B. quieter C. quietlier D. more quietly

22. I thanked my classmate __________ helping me with my homework.

A. for B. about C. of D. Ø

23. Anita is fond __________ playing the piano.

A. in B. on C. of D. for

24. The fire is made __________ matches or lighters. It is made in the traditional way.

A. with B. without C. of D. by

25. Ten countries participated in the discussions.

A. took part in B. held C. went to D. arranged

26. The __________ festival was held in the communal house yard.

A. rice-cook B. rice-cooker C. rice-cooking D. rice-cooked

27. I __________ that I didn’t know what to do.

A. said B. told C. asked D. suggested

1
22 tháng 9 2020

1. D; 2. D; 3. A; 4. C; 5. D; 6. A; 7. C; 8. B

Choose the best answer. 1. __________ have you studied English? - For 3 years. A. How long B. How much C. How often D. How many 2. We have lived in Nam Dinh ________ over 20 years. A. in B. for C. from D. since 3. The students are _________ to take part in a beauty contest. A. excite B. exciting C. excited D. excitedly 4. Presents _________ in colored paper and put under the Christmas tree. A. are wrapped B. are wrap C. are wraped D. are wrapping 5. Sally is quite keen ________ the...
Đọc tiếp

Choose the best answer.

1. __________ have you studied English? - For 3 years.

A. How long B. How much C. How often D. How many

2. We have lived in Nam Dinh ________ over 20 years.

A. in B. for C. from D. since

3. The students are _________ to take part in a beauty contest.

A. excite B. exciting C. excited D. excitedly

4. Presents _________ in colored paper and put under the Christmas tree.

A. are wrapped B. are wrap C. are wraped D. are wrapping

5. Sally is quite keen ________ the idea.

A. in B. for C. of D. on

6. Would you mind ________ on the light?

A. turn B. to turn C. turned D. turning

7. Jack ___________ his homework between 8 pm and 9 pm.

A. did B. was doing C. made D. was making

8. _______ is an area of land between hills or mountains.

A. Valley B. Beach C. Bay D. Island

9. Do you mind ______ I leave early?

A. if B. when C. that D. Ø

10. Try to ______ amount of fat in your diet.

A. reuse B. refill C. reduce D. recycle

2
20 tháng 6 2020

1. A

2. B

3. C

4. A

5. D

6. D

7. A

8. A

9. A

10. C

Hi vong cau tra loi cua minh co ich cho ban ^-^!

20 tháng 6 2020

Choose the best answer.

1. __________ have you studied English? - For 3 years.

A. How long B. How much C. How often D. How many

2. We have lived in Nam Dinh ________ over 20 years.

A. in B. for C. from D. since

3. The students are _________ to take part in a beauty contest.

A. excite B. exciting C. excited D. excitedly

4. Presents _________ in colored paper and put under the Christmas tree.

A. are wrapped B. are wrap C. are wraped D. are wrapping

5. Sally is quite keen ________ the idea.

A. in B. for C. of D. on

6. Would you mind ________ on the light?

A. turn B. to turn C. turned D. turning

7. Jack ___________ his homework between 8 pm and 9 pm.

A. did B. was doing C. made D. was making

8. _______ is an area of land between hills or mountains.

A. Valley B. Beach C. Bay D. Island

9. Do you mind ______ I leave early?

A. if B. when C. that D. Ø

10. Try to ______ amount of fat in your diet.

A. reuse B. refill C. reduce D. recycle

#trannguyenbaoquyen

I. Read the passage and choose the best answer A, B, C or D . People usually sing because they like music or because they feel happy. They express their happiness by singing. When a bird sing, however, its song usually means much more than that the bird is happy. Birds have many reasons for singing. They sing to give information. Their songs are their language.The most beautiful songs are sung by male birds. They sing when they want to attract a female bird. It is their way of saying that they...
Đọc tiếp

I. Read the passage and choose the best answer A, B, C or D .

People usually sing because they like music or because they feel happy. They express their happiness by singing. When a bird sing, however, its song usually means much more than that the bird is happy. Birds have many reasons for singing. They sing to give information. Their songs are their language.The most beautiful songs are sung by male birds. They sing when they want to attract a female bird. It is their way of saying that they are looking for a wife.Birds also sing to tell other birds to keep away. To a bird, his tree or even a branch of tree, is his home. He does not want strangers to come near him, so he sings to warn them.If a bird cannot sing well, he usually has some other means of giving important information. Some birds dance, spread out their tails or make other sings ..............................

1. People sing because ...........

A. She feels happy B. they love music C. they want to tell a story D. they know many songs

2. What is one of the main reasons why birds sing ?

A. They are in a bad temper B. They want to give information C. They are sad D. They can sing many songs

3. According to the passage , a bird sings ...................

A. to stop sadness B. to tell strangers to keep away

C. to warn about the approach of people D. to tell other birds to come quickly

4. Most birds usually ............. if they cannot sing well .

A. give information in another way B. warn other birds to go away

C. find a wife D. fly in the sky

5. What is the main of the passage about ?

A. People like music B. People or birds sing for many purposes

C. Birds like music D. Birds only sing for fun

2
19 tháng 3 2018

I. Read the passage and choose the best answer A, B, C or D .

People usually sing because they like music or because they feel happy. They express their happiness by singing. When a bird sing, however, its song usually means much more than that the bird is happy. Birds have many reasons for singing. They sing to give information. Their songs are their language.The most beautiful songs are sung by male birds. They sing when they want to attract a female bird. It is their way of saying that they are looking for a wife.Birds also sing to tell other birds to keep away. To a bird, his tree or even a branch of tree, is his home. He does not want strangers to come near him, so he sings to warn them.If a bird cannot sing well, he usually has some other means of giving important information. Some birds dance, spread out their tails or make other sings ..............................

1. People sing because ...........

A. She feels happy B. they love music C. they want to tell a story D. they know many songs

2. What is one of the main reasons why birds sing ?

A. They are in a bad temper B. They want to give information C. They are sad D. They can sing many songs

3. According to the passage , a bird sings ...................

A. to stop sadness B. to tell strangers to keep away

C. to warn about the approach of people D. to tell other birds to come quickly

4. Most birds usually ............. if they cannot sing well .

A. give information in another way B. warn other birds to go away

C. find a wife D. fly in the sky

5. What is the main of the passage about ?

A. People like music B. People or birds sing for many purposes

C. Birds like music D. Birds only sing for fun

19 tháng 3 2018

I. Read the passage and choose the best answer A, B, C or D .

People usually sing because they like music or because they feel happy. They express their happiness by singing. When a bird sing, however, its song usually means much more than that the bird is happy. Birds have many reasons for singing. They sing to give information. Their songs are their language.The most beautiful songs are sung by male birds. They sing when they want to attract a female bird. It is their way of saying that they are looking for a wife.Birds also sing to tell other birds to keep away. To a bird, his tree or even a branch of tree, is his home. He does not want strangers to come near him, so he sings to warn them.If a bird cannot sing well, he usually has some other means of giving important information. Some birds dance, spread out their tails or make other sings ..............................

1. People sing because ...........

A. She feels happy B. they love music C. they want to tell a story D. they know many songs

2. What is one of the main reasons why birds sing ?

A. They are in a bad temper B. They want to give information C. They are sad D. They can sing many songs

3. According to the passage , a bird sings ...................

A. to stop sadness B. to tell strangers to keep away

C. to warn about the approach of people D. to tell other birds to come quickly

4. Most birds usually ............. if they cannot sing well .

A. give information in another way B. warn other birds to go away

C. find a wife D. fly in the sky

5. What is the main of the passage about ?

A. People like music B. People or birds sing for many purposes

C. Birds like music D. Birds only sing for fun

Read the passage carefully and choose the correct answer. People usually sing because they like music or because they feel happy. They express their happiness by singing. When a bird sings however, its song usually means much more than that the bird is happy. Birds have many reasons for singing. They sing to give information. Their songs are their language.The most beautiful songs are sung by male (cock) birds. They sing when they want to attract a female (hen) bird. It is their way of saying...
Đọc tiếp

Read the passage carefully and choose the correct answer.

 People usually sing because they like music or because they feel happy. They express their happiness by singing. When a bird sings however, its song usually means much more than that the bird is happy. Birds have many reasons for singing. They sing to give information. Their songs are their language.

The most beautiful songs are sung by male (cock) birds. They sing when they want to attract a female (hen) bird. It is their way of saying that they are looking for a wife.

Birds also sing to tell other birds to keep away. To a bird, his tree or even a branch of tree, is his home. He does not want strangers to come near him, so he sings to warn them.

If a bird cannot sing well, he usually has some other means of giving important information. Some birds dance, spread out their tails or make other signs. One bird has a most unusual way of finding a wife. It builds a small garden of shells and flowers.

 Which birds sing the most beautiful songs?   

 

 

A. Birds in a good temper. 

B. Cock birds. 

C. Hen birds. 

D. Female birds which attract male birds.

1
20 tháng 5 2018

Những con chim nào hót những bài hát hay nhất?

A.Con chim đang trong một trạng thái tốt.

B.Chim đực.

C.Chim cái.

D.Chim cái thu hút chim đực.

Thông tin: The most beautiful songs are sung by male (cock) birds. They sing when they want to attract a female (hen) bird. It is their way of saying that they are looking for a wife.

Tạm dịch: Những bài hát hay nhất được hát bởi những con chim đực. Chúng hót khi muốn thu hút một con

chim cái. Đó là cách chúng nói rằng chúng đang tìm vợ.

Đáp án cần chọn là: B

Read the passage carefully and choose the correct answer. People usually sing because they like music or because they feel happy. They express their happiness by singing. When a bird sings however, its song usually means much more than that the bird is happy. Birds have many reasons for singing. They sing to give information. Their songs are their language.The most beautiful songs are sung by male (cock) birds. They sing when they want to attract a female (hen) bird. It is their way of saying...
Đọc tiếp

Read the passage carefully and choose the correct answer.

 People usually sing because they like music or because they feel happy. They express their happiness by singing. When a bird sings however, its song usually means much more than that the bird is happy. Birds have many reasons for singing. They sing to give information. Their songs are their language.

The most beautiful songs are sung by male (cock) birds. They sing when they want to attract a female (hen) bird. It is their way of saying that they are looking for a wife.

Birds also sing to tell other birds to keep away. To a bird, his tree or even a branch of tree, is his home. He does not want strangers to come near him, so he sings to warn them.

If a bird cannot sing well, he usually has some other means of giving important information. Some birds dance, spread out their tails or make other signs. One bird has a most unusual way of finding a wife. It builds a small garden of shells and flowers.

 What is one bird’s unusual way of attracting a hen bird?

 

 

A. It dances. 

B. It spreads out its tail. 

C. It searches for a wife. 

D. It uses shells and flowers to make a garden.

1
29 tháng 3 2019

Đáp án D: Cách khác thường mà một con chim đực thu hút một con chim cái là gì?

A.Nó nhảy nhót.

B.Nó xòe ra đuôi.

C.Nó tìm vợ.

D.Nó sử dụng vỏ và hoa để làm vườn.

Thông tin: One bird has a most unusual way of finding a wife. It builds a small garden of shells and flowers.

Tạm dịch: Một con chim có cách tìm vợ bất thường nhất. Nó xây dựng một khu vườn nhỏ với vỏ và hoa.

Read the passage carefully and choose the correct answer. People usually sing because they like music or because they feel happy. They express their happiness by singing. When a bird sings however, its song usually means much more than that the bird is happy. Birds have many reasons for singing. They sing to give information. Their songs are their language.The most beautiful songs are sung by male (cock) birds. They sing when they want to attract a female (hen) bird. It is their way of saying...
Đọc tiếp

Read the passage carefully and choose the correct answer.

 People usually sing because they like music or because they feel happy. They express their happiness by singing. When a bird sings however, its song usually means much more than that the bird is happy. Birds have many reasons for singing. They sing to give information. Their songs are their language.

The most beautiful songs are sung by male (cock) birds. They sing when they want to attract a female (hen) bird. It is their way of saying that they are looking for a wife.

Birds also sing to tell other birds to keep away. To a bird, his tree or even a branch of tree, is his home. He does not want strangers to come near him, so he sings to warn them.

If a bird cannot sing well, he usually has some other means of giving important information. Some birds dance, spread out their tails or make other signs. One bird has a most unusual way of finding a wife. It builds a small garden of shells and flowers.

 What do most birds usually do if they cannot sing well?

 

 

A. warn other birds to go away. 

B. give their information in another way. 

C. find a wife. 

D. fly high in the sky.

1
14 tháng 8 2018

Hầu hết các con chim thường làm gì nếu chúng không thể hót hay?

A.cảnh báo những con chim khác đi xa.

B.cung cấp thông tin của họ theo cách khác.

C.tìm vợ.

D.bay cao trên bầu trời.

Thông tin: If a bird cannot sing well, he usually has some other means of giving important information. Some birds dance, spread out their tails or make other signs.

Tạm dịch: Nếu một con chim không thể hót hay, nó thường có một số phương tiện khác để cung cấp thông tin quan trọng. Một số loài chim nhảy múa, xòe đuôi hoặc làm những dấu hiệu khác.

Đáp án cần chọn là: B